#1E2789#1E2789

#1E2789 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.160 H 270.6°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1E2789
RGB	rgb(30, 39, 137)
HSL	hsl(235, 64%, 33%)
HSV	hsv(235, 78%, 54%)
CMYK	cmyk(78.1%, 71.5%, 0%, 46.3%)
CIE-LAB	lab(22.06, 32.50, -55.26)
CIE-LCH	lch(22.06, 64.11, 300.47°)
OKLab	oklab(34.15% 0.0017 -0.1599)
OKLCH	oklch(34.15% 0.16 270.6)
XYZ	xyz(5.7748, 3.5326, 24.0396)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2789 #89801E

analogous

#1E5D89 #1E2789 #4A1E89

triadic

#1E2789 #891E27 #27891E

tetradic

#1E2789 #891E5D #89801E #1E894A

square

#1E2789 #891E5D #89801E #1E894A

split-complementary

#1E2789 #894A1E #5D891E

monochromatic

#080A25 #131957 #1E2789 #2935BB #4A56D7

Accessibility & contrast

On white

12.31

#1E2789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1E2789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2789

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2789	#FFFFFF	#000000	##FFFFFF
##1E2789	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8C

Deuteranopia (green-blind)

#003087

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1e2789;
/* rgb */ color: rgb(30, 39, 137);
/* oklch */ color: oklch(34.1% 0.160 270.6);

Tailwind

colors: {
  custom: {
    50: '#6d61ac',
    500: '#1e2789',
    950: '#000000',
  },
}

SCSS

$custom: #1e2789;
$custom-light: #6d61ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2789",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 137
  },
  "hsl": {
    "h": 234.953,
    "s": 64.072,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34146,
    "c": 0.15995,
    "h": 270.6
  },
  "luminance": 0.03533
}

Semantic roles & 50–950 ramp

primary

#1E2789

secondary

#BAB049

accent

#D941E7

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1E2789

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →